diff --git a/src/unix/pipe.c b/src/unix/pipe.c
index cdf24fa9..78ce1542 100644
--- a/src/unix/pipe.c
+++ b/src/unix/pipe.c
@@ -95,8 +95,9 @@ int uv_pipe_listen(uv_pipe_t* handle, int backlog, uv_connection_cb cb) {
   if (uv__stream_fd(handle) == -1)
     return UV_EINVAL;
 
-#if defined(__MVS__)
+#if defined(__MVS__) || defined(__PASE__)
   /* On zOS, backlog=0 has undefined behaviour */
+  /* On IBMi PASE, backlog=0 leads to "Connection refused" error */
   if (backlog == 0)
     backlog = 1;
   else if (backlog < 0)